in. and steven tyler's reportedly in the mix as well, though aerosmith's front man played coy when a tmz camera caught up with him a couple of weeks ago. >> are you doing "american idol"? >> i don't know, that the rumor you heard? you know, i don't know, they haven't called me yet. >> are you friends with j. lo? >> they've got to lay out the bread for me. >> reporter: it has been a dizzying game of musical chairs on the judge's panel the past couple of seasons. first kara joined. then paula left and ellen arrived. now simon, ellen and kara are now gone. the last man standing, randy jackson. >> i'm going to honestly, honestly miss you. it has been a blast. thank you. >> reporter: the big question, can "idol" ever again find the right mix, especially after losing their sharp-tongued standout?